ppc: fix up pmac IDE driver for driver core changes

device power state is in "dev.power.power_state" now, rather than
in "dev.power_state".

drivers/ide/ppc/pmac.c

@@ -1360,10 +1360,10 @@ pmac_ide_macio_suspend(struct macio_dev *mdev, u32 state)
 	ide_hwif_t	*hwif = (ide_hwif_t *)dev_get_drvdata(&mdev->ofdev.dev);
 	int		rc = 0;
 
-	if (state != mdev->ofdev.dev.power_state && state >= 2) {
+	if (state != mdev->ofdev.dev.power.power_state && state >= 2) {
 		rc = pmac_ide_do_suspend(hwif);
 		if (rc == 0)
-			mdev->ofdev.dev.power_state = state;
+			mdev->ofdev.dev.power.power_state = state;
 	}
 
 	return rc;
@@ -1375,10 +1375,10 @@ pmac_ide_macio_resume(struct macio_dev *mdev)
 	ide_hwif_t	*hwif = (ide_hwif_t *)dev_get_drvdata(&mdev->ofdev.dev);
 	int		rc = 0;
 	
-	if (mdev->ofdev.dev.power_state != 0) {
+	if (mdev->ofdev.dev.power.power_state != 0) {
 		rc = pmac_ide_do_resume(hwif);
 		if (rc == 0)
-			mdev->ofdev.dev.power_state = 0;
+			mdev->ofdev.dev.power.power_state = 0;
 	}
 
 	return rc;
@@ -1468,10 +1468,10 @@ pmac_ide_pci_suspend(struct pci_dev *pdev, u32 state)
 	ide_hwif_t	*hwif = (ide_hwif_t *)pci_get_drvdata(pdev);
 	int		rc = 0;
 	
-	if (state != pdev->dev.power_state && state >= 2) {
+	if (state != pdev->dev.power.power_state && state >= 2) {
 		rc = pmac_ide_do_suspend(hwif);
 		if (rc == 0)
-			pdev->dev.power_state = state;
+			pdev->dev.power.power_state = state;
 	}
 
 	return rc;
@@ -1483,10 +1483,10 @@ pmac_ide_pci_resume(struct pci_dev *pdev)
 	ide_hwif_t	*hwif = (ide_hwif_t *)pci_get_drvdata(pdev);
 	int		rc = 0;
 	
-	if (pdev->dev.power_state != 0) {
+	if (pdev->dev.power.power_state != 0) {
 		rc = pmac_ide_do_resume(hwif);
 		if (rc == 0)
-			pdev->dev.power_state = 0;
+			pdev->dev.power.power_state = 0;
 	}
 
 	return rc;